Product Summary

Long Tube Header Tube Type, Standard Flange Style, Raw

  • These Modified Long-Tube Headers are specifically designed for Small Block Chevy (SBC) engines and are the best choice for maximizing torque and horsepower
  • They feature extended length 1-3/4" to 1-7/8" stepped primary tubes, which increase torque and horsepower by providing better exhaust flow and reducing back pressure
  • These headers are compatible with a variety of racing chassis, including BMS, Dirtworks, Hoffman, Jet, Pierce, Sardeson, Razor and others, making them a versatile choice for racers and car enthusiasts
  • The headers feature a 3-1/2" collector and 5/16" flange for a secure and precise fit. They are available in a black painted finish or AHC coated for increased durability and heat resistance
  • The package includes gaskets and hardware, making installation easy and hassle-free. Whether you're a seasoned racer or just starting out, these Modified Long-Tube Headers are a great investment for any SBC engine
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Key Specs

MFG. Part #93011861
Header Tube TypeLong Tube
Exhaust Port ShapeRectangle
Flange StyleStandard
Primary Tube Diameter1-3/4"
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Need To Know

Quick and Easy Returns

Return Policy

Speedway Motors 93011861 Details

These Modified Long-Tube Headers are the best choice for your SBC engine.  They feature longer 1-3/4" to 1-7/8" stepped primaries for maximum torque and horsepower.
  • Extended length primary tubes increase torque and horsepower
  • Fits BMS, Dirtworks, Hoffman, Jet, Pierce, Sardeson, Razor and others
  • Stepped 1-3/4”- 1-7/8” primaries, 3-½” collector
  • 5/16" flange
  • Includes gaskets and hardware
  • Available painted Black or AHC coated (93011861H)

Guides & Documents

CARB Warning

For race/ off road use only

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

Speedway Motors 93011861 Specifications

KEY SPECS
MFG. Part #93011861
BrandSpeedway Motors
Header Tube TypeLong Tube
Exhaust Port ShapeRectangle
Flange StyleStandard
Primary Tube Diameter1-3/4"
Material TypeSteel
ColorNatural
Weld-UpNo
Collector Diameter3-1/2 Inch
FinishRaw
Hardware IncludedYes
Gasket(s) IncludedYes
Collector Reducers IncludedNo
Collector Attachment TypeSlip fit
GENERAL
Sold in QuantityPair
Collector Length8.5"
Flange Thickness0.38"
Port Height1.7"
Port Width1.38"
Drivers Side Dimension A24"
Drivers Side Dimension B7.75"
Drivers Side Dimension C23"
Passenger Side Dimension A15"
Passenger Side Dimension C30.5"

Ratings & Reviews

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long tube stepped headers

5.0

a year ago

Old Fox

IN

Verified

The problem with this header is that the collector was angled to the ground , rather than parallel.

Would Recommend

Showing 1 of 1 reviews

Questions & Answers

Fitment

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